Published: 08/08/2016 Updated: 16/08/2017

CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 694

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Cisco IOS 15.5(3)S3, 15.6(1)S2, 15.6(2)S1, and 15.6(2)T1 does not properly dequeue invalid NTP packets, which allows remote malicious users to cause a denial of service (interface wedge) by sending many crafted NTP packets, aka Bug ID CSCva35619.

Vulnerable Product	Search on Vulmon	Subscribe to Product
cisco ios 15.5\\(3\\)s3
cisco ios 15.6\\(2\\)s1
cisco ios 15.6\\(2\\)t1
cisco ios 15.6\\(1\\)s2

A vulnerability in the processing of Network Time Protocol (NTP) packets by Cisco IOS and Cisco IOS XE could allow an unauthenticated, remote attacker to cause an interface wedge and an eventual denial of service (DoS) condition on the affected device The vulnerability is due to insufficient checks on clearing the invalid NTP packets from the int ...

CWE-20 http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160804-wedge http://www.securityfocus.com/bid/92317 http://www.securitytracker.com/id/1036541 https://nvd.nist.gov http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160804-wedge

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CVE-2016-1478

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